/*
 * MIT License
 *
 * Copyright (c) 2024-2048 冰羽
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package cn.star.framework.excel.read;

import cn.star.framework.excel.read.status.ReadStatus;
import com.google.common.collect.Maps;
import java.util.Map;
import java.util.Set;

/**
 * {@link ReadContext}持有者<br>
 * 在集群时需要处理内部缓存造成的问题<br>
 *
 * @author zhaoweiping
 *     <p style='color: red'>Created on 2024-09-23 11:06:00
 * @since 3.0.0
 */
public class ReadContextHolder {
  private static final Map<String, ReadContext> READ_CONTEXT_MAP = Maps.newConcurrentMap();

  public static void put(String id, ReadContext context) {
    READ_CONTEXT_MAP.put(id, context);
  }

  public static ReadContext get(String id) {
    return READ_CONTEXT_MAP.get(id);
  }

  @SuppressWarnings("all")
  private static void clear(ReadContext context) {
    try {
      // 将临时文件删除
      context.getFile().delete();
    } catch (Exception e) {
      // 忽略异常
    }
  }

  public static void remove(String id) {
    ReadContext context = get(id);
    if (context != null) {
      ReadStatus status = context.getStatus();
      // 确保Excel中的Sheet处理完成
      if (status == ReadStatus.UNFINISHED) {
        clear(READ_CONTEXT_MAP.remove(id));
      } else if (status == ReadStatus.FINISH && context.isExternalReadSheetRowStatusesFinish()) {
        // 确保Excel的Sheet的表格中的行的处理结果被全部响应
        clear(READ_CONTEXT_MAP.remove(id));
      }
    }
  }

  public static void clear() {
    Set<String> ids = READ_CONTEXT_MAP.keySet();
    ids.forEach(ReadContextHolder::remove);
  }
}
